Re: Expectation - May 20

Posted by AJ on May 20, 2012; 2:58pm
URL: http://discussion-forum.276.s1.nabble.com/Expectation-May-20-tp7567648p7567976.html

Ya, we are posting at same time.. pretty much excited that world has started to make sense once again...
AND

I got that answer.. by "stupidity"...
I used binomial .. n=7
p=7/8

and I got that 7/8 by .. (1/2+1/2+1/2-1/4-1/4-1/4+1/8)

so .. expectation=np= 7*7/8

:p